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Blood Types. Cappiello 2014. Blood Groups and Transfusions. Antigen vs. Antibodies. Antigens- red blood cell surface molecules which react with antibodies Antibodies- carried in blood plasma. Transfusion . Occur for many reasons.. Possible side effects
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Blood Types Cappiello 2014
Antigen vs. Antibodies • Antigens- red blood cell surface molecules which react with antibodies • Antibodies- carried in blood plasma
Transfusion • Occur for many reasons.. • Possible side effects • Aggutination: clumping of red blood cells following a transfusion • Cyanosis • Difficulty breathing
Determining Blood Type For example, a person with only antigen A has type A blood. A person with only Antigen B has type B Blood. A person that has AB blood has both antigens A and B and a person with neither antigen A or B has O type blood.
Blood Donations Who is a universal donor? Why? Who is a universal recipient? Why?
Rh Blood Group • Named after the Rhesus Monkey • Considered “Antigen D” • If the Rh Antigen is present on the blood cell membranes the blood is said to be Rh-positive • If the Rh Antigen is absent the blood is called Rh-negative • Only 15% of the US population is Rh negative • Can be given different Rh factor